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Protection of marble surfaces by using biodegradable polymers as coating agent
Biodegradable polymers have been replaced over the synthetic polymers in many applications due to their good properties such as reversibility and biodegradability. Therefore they allow new treatment on the surface of the ...
Reducing marble-SO2 reaction rate by the application of certain surfactants
(Kluwer Academic Publishers, 2003-01)
Sulfur dioxide (SO2), prevalent in the modern urban environment of industrial countries, attacks calcite (CaCO3) in marble. As a result, a gypsum (CaSO4.2H2O) crust is produced at rain-sheltered surfaces while areas exposed ...